1638857556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{14549}}^1$

素因数の和:14718

約数の個数: 96

約数和(自身を含む): 4888800000

約数和(自身を除く): 3249942444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 149, 189, 252, 298, 378, 447, 596, 756, 894, 1043, 1341, 1788, 2086, 2682, 3129, 4023, 4172, 5364, 6258, 8046, 9387, 12516, 14549, 16092, 18774, 28161, 29098, 37548, 43647, 56322, 58196, 87294, 101843, 112644, 130941, 174588, 203686, 261882, 305529, 392823, 407372, 523764, 611058, 785646, 916587, 1222116, 1571292, 1833174, 2167801, 2749761, 3666348, 4335602, 5499522, 6503403, 8671204, 10999044, 13006806, 15174607, 19510209, 26013612, 30349214, 39020418, 45523821, 58530627, 60698428, 78040836, 91047642, 117061254, 136571463, 182095284, 234122508, 273142926, 409714389, 546285852, 819428778, 1638857556]

約数ペア:

[(1, 1638857556), (2, 819428778), (3, 546285852), (4, 409714389), (6, 273142926), (7, 234122508), (9, 182095284), (12, 136571463), (14, 117061254), (18, 91047642), (21, 78040836), (27, 60698428), (28, 58530627), (36, 45523821), (42, 39020418), (54, 30349214), (63, 26013612), (84, 19510209), (108, 15174607), (126, 13006806), (149, 10999044), (189, 8671204), (252, 6503403), (298, 5499522), (378, 4335602), (447, 3666348), (596, 2749761), (756, 2167801), (894, 1833174), (1043, 1571292), (1341, 1222116), (1788, 916587), (2086, 785646), (2682, 611058), (3129, 523764), (4023, 407372), (4172, 392823), (5364, 305529), (6258, 261882), (8046, 203686), (9387, 174588), (12516, 130941), (14549, 112644), (16092, 101843), (18774, 87294), (28161, 58196), (29098, 56322), (37548, 43647)]